/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package controller;

import dao.FlMemberDao;
import dao.FlMembergroupDao;
import entities.FlMember;
import entities.FlMembergroup;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 *
 * @author niit
 */
@WebServlet(name = "login", urlPatterns = {"/login"})
public class login extends HttpServlet {

    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
            FlMember member = new FlMember();
            member.setUsename(request.getParameter("txtUsername"));
            member.setPasswd(request.getParameter("txtPassword"));

            FlMemberDao fmd = new FlMemberDao();
            if (fmd.login(member)) {
                FlMembergroupDao membergroupDao = new FlMembergroupDao();
                HttpSession session = request.getSession(true);
                session.setAttribute("User", member.getUsename());
                if (membergroupDao.isAdmin(member)) {
                    response.sendRedirect("user/admin/adminPage.jsp");
                } else if (membergroupDao.isFaculty(member)) {
                    response.sendRedirect("user/faculty/facultyPage.jsp");
                } else if (membergroupDao.isStudent(member)) {
                    response.sendRedirect("user/student/studentPage.jsp");
                }
            }
        } finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
